CN108847617A - The device and method of UHV transmission line live-line replacing strain wire jumper insulator chain - Google Patents
The device and method of UHV transmission line live-line replacing strain wire jumper insulator chain Download PDFInfo
- Publication number
- CN108847617A CN108847617A CN201810858278.0A CN201810858278A CN108847617A CN 108847617 A CN108847617 A CN 108847617A CN 201810858278 A CN201810858278 A CN 201810858278A CN 108847617 A CN108847617 A CN 108847617A
- Authority
- CN
- China
- Prior art keywords
- threaded hole
- connecting plate
- labor
- insulator
- hoop
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000012212 insulator Substances 0.000 title claims abstract description 60
- 230000005540 biological transmission Effects 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 32
- 229910052742 iron Inorganic materials 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000005611 electricity Effects 0.000 claims abstract description 5
- 238000012546 transfer Methods 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 claims description 3
- 229910001069 Ti alloy Inorganic materials 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 5
- 239000003638 chemical reducing agent Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/02—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for overhead lines or cables
Landscapes
- Electric Cable Installation (AREA)
- Insulators (AREA)
Abstract
本发明提供一种特高压输电线路带电更换耐张跳线绝缘子串的装置，包括用于连接绝缘子的抱箍、与所述抱箍通过连接机构活动连接的省力丝杠以及与所述省力丝杠活动连接的第一连接板，所述第一连接板与铁塔活动连接。本发明适用于±1100千伏特高压直流输电线路，用于等电位或停电更换及安装耐张跳线绝缘子串工作，其结构简单，抱箍采用钛合金制作，大大减轻本体的重量，方便高空作业人员的操作。
The invention provides a device for replacing tension jumper insulator strings with electricity on a UHV transmission line, which includes a hoop for connecting insulators, a labor-saving lead screw that is movably connected with the hoop through a connection mechanism, and a labor-saving lead screw that is connected to the hoop through a connecting mechanism. The first connecting plate is movably connected, and the first connecting plate is movably connected with the iron tower. The invention is suitable for ±1100 kV UHV DC transmission lines, used for equipotential or power outage replacement and installation of strain jumper insulator strings. Its structure is simple, and the hoop is made of titanium alloy, which greatly reduces the weight of the body and facilitates high-altitude operations. personnel operations.
Description
技术领域technical field
本发明涉及输电线路检修工器具技术领域，具体涉及一种特高压输电线路带电更换耐张跳线绝缘子串的装置及方法。The invention relates to the technical field of maintenance tools for transmission lines, in particular to a device and method for live replacement of strain jumper insulator strings for UHV transmission lines.
背景技术Background technique
随着社会经济的不断发展和居民生活水平的日益提高，社会各界对配网供电可靠性要求越来越高，对线路进行带电检修是保证电能持续供应的有效手段，其已在城区范围内广泛开展。然而在特高压网线路中电网企业还是采用停电检修的方法。With the continuous development of social economy and the improvement of residents' living standards, all walks of life have higher and higher requirements for the reliability of distribution network power supply. Live maintenance of lines is an effective means to ensure the continuous supply of electric energy. It has been widely used in urban areas. carry out. However, in the UHV network line, the power grid enterprise still adopts the method of power outage maintenance.
然而由于复杂1100千伏特高压输电线路存在以下特点：However, due to the complex 1100 kV UHV transmission line, there are the following characteristics:
1、交通不便，车辆难以到位；1. The traffic is inconvenient and the vehicles are difficult to reach;
2、作业环境复杂，绝缘斗臂车无法到达最佳作业位置；2. The working environment is complex, and the insulated arm truck cannot reach the best working position;
3、地势起伏，导致配电线路杆塔相对高度升高，超出绝缘斗臂车作业半径。3. The undulating terrain causes the relative height of the distribution line tower to rise, exceeding the operating radius of the insulated bucket truck.
因此常规的直接作业方式无法完成带电检修。因此需要通过间接作业方式进行带电作业项目的开展展。现在的间接作业均通过绝缘操进行间接操作，但是目前并没有一种成熟的工具及方法适用于更换直线绝缘子。Therefore, the conventional direct operation method cannot complete live maintenance. Therefore, it is necessary to carry out live work project development through indirect operation. The current indirect operations are all indirect operations through insulation operations, but there is currently no mature tool and method suitable for replacing linear insulators.
公开号为107706815A的专利公开了一种带电更换35kV耐张绝缘子串专用工具，包括前卡、后卡、2个蜗轮蜗杆减速器、2个紧线丝杆、2块拉板和绝缘子串托架；前卡包括本体、保险栓和固设在本体上的2个托架连杆；后卡包括卡体、固设在卡体上的2个吊环；2个蜗轮蜗杆减速器固设在前卡上；紧线丝杆与蜗轮蜗杆减速器传动连接；2块拉板的一端分别各与1个紧线丝杆固定连接，另一端与后卡固定连接；绝缘子串托架包括2根托杆和横档；绝缘子串托架由其2根托杆的一端与前卡的托架连杆插接，另一端架设在后卡的2个吊环上。本发明结构简单、成本较低、使用时能够提高作业效率和安全性，降低人力消耗。但是该发明并不适用于1100千伏特高压输电线路。The patent with the publication number 107706815A discloses a special tool for live replacement of 35kV tension insulator strings, including front clamps, rear clamps, 2 worm gear reducers, 2 tightening screws, 2 pull plates and insulator string brackets ;The front card includes the body, the safety bolt and 2 bracket connecting rods fixed on the body; the rear card includes the card body and 2 lifting rings fixed on the card body; 2 worm gear reducers are fixed on the front card Top; the tightening screw is connected with the transmission of the worm gear reducer; one end of the two pull plates is fixedly connected with a tightening screw respectively, and the other end is fixedly connected with the rear card; the insulator string bracket includes 2 support rods and Crosspiece; the insulator string bracket is plugged with the bracket connecting rod of the front card by one end of its two support rods, and the other end is erected on the two lifting rings of the rear card. The invention has the advantages of simple structure, low cost, improved operation efficiency and safety, and reduced manpower consumption during use. But this invention is not applicable to 1100 kilovolt extra-high voltage transmission lines.
公开号为104078881B的专利公开了一种带电更换中相耐张绝缘子专用工具，该工具包括有棘轮抱箍、绝缘吊臂、绝缘挡板、绝缘紧线器。本带电更换中相耐张绝缘子的方法及专用工具安装快捷方便，棘轮抱箍可由电杆顶端直接套入，绝缘吊臂一端套插到棘轮抱箍定位杆上，并通过棘轮的运用任意调整吊臂的角度，使中相绝缘子固定于导线侧碗头处于水平面上，作业人员可轻松方便地将绝缘子从导线侧碗头脱出，有效地降低作业人员的劳动强度、且安全可靠。该专利的装置较为沉重，操作不方便。The patent with the publication number of 104078881B discloses a special tool for live replacement of medium-phase tension insulators. The tool includes a ratchet hoop, an insulating boom, an insulating baffle, and an insulating wire tightener. The method and special tools for live replacement of the middle phase tension insulator are quick and easy to install. The ratchet hoop can be inserted directly from the top of the pole, and one end of the insulating boom is inserted into the positioning rod of the ratchet hoop, and the hoist can be adjusted arbitrarily by using the ratchet. The angle of the arm makes the middle-phase insulator fixed on the wire side bowl on the horizontal plane, and the operator can easily and conveniently remove the insulator from the wire side bowl, which effectively reduces the labor intensity of the operator and is safe and reliable. The device of this patent is relatively heavy and inconvenient to operate.
发明内容Contents of the invention
有鉴于此，本发明提供一种特高压输电线路带电更换耐张跳线绝缘子串的装置及方法。In view of this, the present invention provides a device and method for live replacement of tension jumper insulator strings on UHV transmission lines.
为解决上述问题，本发明提供一种特高压输电线路带电更换耐张跳线绝缘子串的装置，包括用于连接绝缘子的抱箍、与所述抱箍通过连接机构活动连接的省力丝杠以及与所述省力丝杠活动连接的第一连接板，所述第一连接板与铁塔活动连接。In order to solve the above problems, the present invention provides a device for replacing tension jumper insulator strings with electricity on UHV transmission lines, including hoops for connecting insulators, labor-saving lead screws that are movably connected with the hoops through a connection mechanism, and connected with The labor-saving lead screw is movably connected to the first connecting plate, and the first connecting plate is movably connected to the iron tower.
进一步的，所述连接机构包括所述抱箍一侧设置的第一延长板和第二延长板，所述第一延长板和第二延长板上配合设置第一螺纹孔，所述省力丝杠的一端设置第三延长板和第四延长板，所述第三延长板和第四延长板上配合设置第二螺纹孔，所述第一延长板和第二延长板内插入设置第二连接板，所述第二连接板的端部对应所述第一螺纹孔设置第三螺纹孔，所述第二连接板的另一端对应所述第二螺纹孔设置第四螺纹孔，所述第一螺纹孔和第三螺纹孔内插入第一接头螺栓，所述第一接头螺栓上设置第一螺母和第一平垫圈进行固定，所述第二螺纹孔和第四螺纹孔内插入第一紧固螺栓。Further, the connection mechanism includes a first extension plate and a second extension plate arranged on one side of the hoop, the first extension plate and the second extension plate are provided with a first threaded hole, and the labor-saving lead screw A third extension plate and a fourth extension plate are provided at one end of the first extension plate and a second threaded hole is set on the third extension plate and the fourth extension plate, and a second connecting plate is inserted into the first extension plate and the second extension plate , the end of the second connecting plate is provided with a third threaded hole corresponding to the first threaded hole, and the other end of the second connecting plate is provided with a fourth threaded hole corresponding to the second threaded hole, and the first threaded hole The first joint bolt is inserted into the hole and the third threaded hole, and the first nut and the first flat washer are arranged on the first joint bolt for fixing, and the first fastening bolt is inserted into the second threaded hole and the fourth threaded hole .
进一步的，所述省力丝杠的另一端设置第五延长板和第六延长板，所述第五延长板和第六延长板上配合设置第五螺纹孔，所述第一连接板一端对应所述第五螺纹孔设置第六螺纹孔，所述第五螺纹孔和第六螺纹孔内插入第二紧固螺栓，所述第一连接板的另一端设置与所述铁塔连接的第七螺纹孔。Further, the other end of the labor-saving lead screw is provided with a fifth extension plate and a sixth extension plate, and the fifth extension plate and the sixth extension plate are provided with a fifth threaded hole, and one end of the first connecting plate corresponds to the The fifth threaded hole is provided with a sixth threaded hole, the second fastening bolt is inserted into the fifth threaded hole and the sixth threaded hole, and the other end of the first connecting plate is provided with a seventh threaded hole connected with the iron tower .
一种特高压输电线路带电更换耐张跳线绝缘子串的的方法，包括如下步骤：A method for live replacement of tension jumper insulator strings on UHV transmission lines, comprising the following steps:
S1、试装检验，在地面将上述装置抱箍、第一连接板、第二连接板和省力丝杠试装，确认无误后拆解；S1. Trial assembly inspection, test the hoop, first connecting plate, second connecting plate and labor-saving lead screw of the above-mentioned device on the ground, and disassemble after confirming that it is correct;
S2、使用滑车绳索将装置分批次吊至铁塔上；S2, use the pulley rope to lift the device to the iron tower in batches;
S3、将第一连接板与铁塔上的联板通过螺栓连接，将抱箍安装在相应的绝缘子上，并将抱箍上的螺栓拧紧，将第二连接板固定在抱箍的一侧；S3. Connect the first connecting plate with the connecting plate on the iron tower through bolts, install the hoop on the corresponding insulator, tighten the bolts on the hoop, and fix the second connecting plate on one side of the hoop;
S4、安装省力丝杠，将省力丝杠的两端分别与第一连接板和第二连接板通过螺栓连接；S4. Install the labor-saving lead screw, and connect the two ends of the labor-saving lead screw to the first connection plate and the second connection plate respectively by bolts;
S5、收紧省力丝杠，将绝缘子的垂直负荷转移到该装置上，使得待更换区域的绝缘子不受力；S5. Tighten the labor-saving lead screw to transfer the vertical load of the insulator to the device, so that the insulator in the area to be replaced is not stressed;
S6、摘取待更换绝缘子的弹簧销，更换绝缘子；S6, extract the spring pin of the insulator to be replaced, and replace the insulator;
S7、绝缘子更换完毕后，伸长省力丝杠，将垂直负荷转移到绝缘子上，使得该装置不受力，然后依次拆除本装置，完成对绝缘子的更换。S7. After the insulator is replaced, extend the labor-saving lead screw to transfer the vertical load to the insulator so that the device is not stressed, and then dismantle the device in turn to complete the replacement of the insulator.
本发明提供了一种特高压输电线路带电更换耐张跳线绝缘子串的装置，包括用于连接绝缘子的抱箍、与所述抱箍通过连接机构活动连接的省力丝杠以及与所述省力丝杠活动连接的第一连接板，所述第一连接板与铁塔活动连接。抱箍用于固定绝缘子，省力丝杠采用8T省力丝杠，第一连接板连接铁塔上的联板，抱箍固定带检修绝缘子下方的绝缘子，从而将待检修区域的绝缘子的垂直负荷转移至装置上，实现对绝缘子的更换。The invention provides a device for replacing tension jumper insulator strings with electricity on a UHV transmission line, which includes a hoop for connecting insulators, a labor-saving lead screw that is movably connected with the hoop through a connection mechanism, and a labor-saving screw connected with the labor-saving wire The bars are movably connected to the first connecting plate, and the first connecting plate is movably connected to the iron tower. The hoop is used to fix the insulator, the labor-saving lead screw adopts 8T labor-saving lead screw, the first connecting plate is connected to the connecting plate on the iron tower, and the hoop fixes the insulator below the insulator with the maintenance belt, so as to transfer the vertical load of the insulator in the area to be repaired to the device On, to realize the replacement of the insulator.
所述连接机构包括所述抱箍一侧设置的第一延长板和第二延长板，所述第一延长板和第二延长板上配合设置第一螺纹孔，所述省力丝杠的一端设置第三延长板和第四延长板，所述第三延长板和第四延长板上配合设置第二螺纹孔，所述第一延长板和第二延长板内插入设置第二连接板，所述第二连接板的端部对应所述第一螺纹孔设置第三螺纹孔，所述第二连接板的另一端对应所述第二螺纹孔设置第四螺纹孔，所述第一螺纹孔和第三螺纹孔内插入第一接头螺栓，所述第一接头螺栓上设置第一螺母和第一平垫圈进行固定，所述第二螺纹孔和第四螺纹孔内插入第一紧固螺栓。第二连接板用来连接省力丝杠和抱箍，多个机构间并不固定连接，是为了在操作时能够随着待检修绝缘子区域大小，从而调整省力丝杠的长度，方便省力丝杠与第一连接板和第二连接板连接，操作更加方便。The connection mechanism includes a first extension plate and a second extension plate arranged on one side of the hoop, a first threaded hole is arranged on the first extension plate and the second extension plate, and one end of the labor-saving lead screw is arranged The third extension board and the fourth extension board, the third extension board and the fourth extension board are provided with a second threaded hole, the first extension board and the second extension board are inserted with a second connecting board, the The end of the second connecting plate is provided with a third threaded hole corresponding to the first threaded hole, and the other end of the second connecting plate is provided with a fourth threaded hole corresponding to the second threaded hole, and the first threaded hole and the first threaded hole are The first joint bolt is inserted into the three threaded holes, the first joint bolt is fixed with a first nut and a first flat washer, and the first fastening bolt is inserted into the second threaded hole and the fourth threaded hole. The second connecting plate is used to connect the labor-saving lead screw and the hoop. The multiple mechanisms are not fixedly connected, so that the length of the labor-saving lead screw can be adjusted according to the size of the insulator area to be repaired during operation, which is convenient for the labor-saving lead screw and The first connecting plate is connected with the second connecting plate, and the operation is more convenient.
所述省力丝杠的另一端设置第五延长板和第六延长板，所述第五延长板和第六延长板上配合设置第五螺纹孔，所述第一连接板一端对应所述第五螺纹孔设置第六螺纹孔，所述第五螺纹孔和第六螺纹孔内插入第二紧固螺栓，所述第一连接板的另一端设置与所述铁塔连接的第七螺纹孔。第一连接板用来固定省力丝杠和联板，从而将省力丝杠固定到联板上，对该装置施加向上的拉力。The other end of the labor-saving lead screw is provided with a fifth extension plate and a sixth extension plate, and the fifth extension plate and the sixth extension plate are provided with a fifth threaded hole, and one end of the first connecting plate corresponds to the fifth extension plate. The threaded hole is provided with a sixth threaded hole, the second fastening bolt is inserted into the fifth threaded hole and the sixth threaded hole, and the other end of the first connecting plate is provided with a seventh threaded hole connected with the iron tower. The first connecting plate is used to fix the labor-saving lead screw and the joint plate, so that the labor-saving lead screw is fixed to the joint plate, and an upward pulling force is applied to the device.
本发明适用于±1100千伏特高压直流输电线路，用于等电位或停电更换及安装耐张跳线绝缘子串工作，其结构简单，抱箍采用钛合金制作，大大减轻本体的重量，方便高空作业人员的操作。The invention is suitable for ±1100 kV UHV DC transmission lines, used for equipotential or power outage replacement and installation of strain jumper insulator strings. Its structure is simple, and the hoop is made of titanium alloy, which greatly reduces the weight of the body and facilitates high-altitude operations. personnel operations.
附图说明Description of drawings
图1为本发明特高压输电线路带电更换耐张跳线绝缘子串的装置的结构示意图。Fig. 1 is a schematic structural diagram of a device for replacing tension jumper insulator strings while live in an UHV transmission line according to the present invention.
具体实施方式Detailed ways
为使本发明实施例的目的、技术方案和优点更加清楚，下面将结合本发明实施例的附图1，对本发明实施例的技术方案进行清楚、完整地描述。显然，所描述的实施例是本发明的一部分实施例，而不是全部的实施例。基于所描述的本发明的实施例，本领域普通技术人员所获得的所有其他实施例，都属于本发明保护的范围。In order to make the purpose, technical solution and advantages of the embodiment of the present invention clearer, the technical solution of the embodiment of the present invention will be clearly and completely described below in conjunction with FIG. 1 of the embodiment of the present invention. Apparently, the described embodiments are some, not all, embodiments of the present invention. All other embodiments obtained by those skilled in the art based on the described embodiments of the present invention belong to the protection scope of the present invention.
实施例一，本实施例提供了一种特高压输电线路带电更换耐张跳线绝缘子串的装置，包括用于连接绝缘子的抱箍1、与所述抱箍1通过连接机构活动连接的省力丝杠19以及与所述省力丝杠19活动连接的第一连接板21，所述第一连接板21与铁塔活动连接。Embodiment 1. This embodiment provides a device for replacing tension jumper insulator strings on UHV transmission lines, including a hoop 1 for connecting insulators, and a labor-saving wire that is movably connected to the hoop 1 through a connection mechanism. The rod 19 and the first connecting plate 21 are movably connected with the labor-saving lead screw 19, and the first connecting plate 21 is movably connected with the iron tower.
所述连接机构包括所述抱箍1一侧设置的第一延长板2和第二延长板3，所述第一延长板2和第二延长板3上配合设置第一螺纹孔5，所述省力丝杠19的一端设置第三延长板10和第四延长板18，所述第三延长板10和第四延长板18上配合设置第二螺纹孔8，所述第一延长板2和第二延长板3内插入设置第二连接板6，所述第二连接板6的端部对应所述第一螺纹孔5设置第三螺纹孔15，所述第二连接板6的另一端对应所述第二螺纹孔8设置第四螺纹孔9，所述第一螺纹孔5和第三螺纹孔15内插入第一接头螺栓4，所述第一接头螺栓4上设置第一螺母17和第一平垫圈16进行固定，所述第二螺纹孔8和第四螺纹孔9内插入第一紧固螺栓7。The connection mechanism includes a first extension plate 2 and a second extension plate 3 provided on one side of the hoop 1, and a first threaded hole 5 is provided on the first extension plate 2 and the second extension plate 3. One end of the labor-saving lead screw 19 is provided with the third extension plate 10 and the fourth extension plate 18, and the second threaded hole 8 is arranged on the third extension plate 10 and the fourth extension plate 18, and the first extension plate 2 and the fourth extension plate 18 are arranged. The second connecting plate 6 is inserted into the two extension plates 3, and the end of the second connecting plate 6 is provided with a third threaded hole 15 corresponding to the first threaded hole 5, and the other end of the second connecting plate 6 corresponds to the first threaded hole 5. The second threaded hole 8 is provided with a fourth threaded hole 9, the first threaded hole 5 and the third threaded hole 15 are inserted into the first joint bolt 4, and the first joint bolt 4 is provided with a first nut 17 and a first The flat washer 16 is used for fixing, and the first fastening bolt 7 is inserted into the second threaded hole 8 and the fourth threaded hole 9 .
实施例二，其与实施例一的区别在于：Embodiment two, its difference with embodiment one is:
所述省力丝杠19的另一端设置第五延长板11和第六延长板12，所述第五延长板11和第六延长板12上配合设置第五螺纹孔14，所述第一连接板21一端对应所述第五螺纹孔14设置第六螺纹孔20，所述第五螺纹孔14和第六螺纹孔20内插入第二紧固螺栓13，所述第一连接板21的另一端设置与所述铁塔连接的第七螺纹孔22。The other end of the labor-saving lead screw 19 is provided with the fifth extension plate 11 and the sixth extension plate 12, the fifth extension plate 11 and the sixth extension plate 12 are provided with the fifth threaded hole 14, and the first connecting plate One end of 21 is provided with the sixth threaded hole 20 corresponding to the fifth threaded hole 14, the second fastening bolt 13 is inserted in the fifth threaded hole 14 and the sixth threaded hole 20, and the other end of the first connecting plate 21 is provided with The seventh threaded hole 22 connected with the iron tower.
实施例三，Embodiment three,
本实施例提供了一种特高压输电线路带电更换耐张跳线绝缘子串的的方法，包括如下步骤：This embodiment provides a method for replacing tension jumper insulator strings with live electricity on UHV transmission lines, including the following steps:
S1、试装检验，在地面将上述装置抱箍、第一连接板、第二连接板和省力丝杠试装，确认无误后拆解；S1. Trial assembly inspection, test the hoop, first connecting plate, second connecting plate and labor-saving lead screw of the above-mentioned device on the ground, and disassemble after confirming that it is correct;
S2、使用滑车绳索将装置分批次吊至铁塔上；S2, use the pulley rope to lift the device to the iron tower in batches;
S3、将第一连接板与铁塔上的联板通过螺栓连接，将抱箍安装在相应的绝缘子上，并将抱箍上的螺栓拧紧，将第二连接板固定在抱箍的一侧；S3. Connect the first connecting plate with the connecting plate on the iron tower through bolts, install the hoop on the corresponding insulator, tighten the bolts on the hoop, and fix the second connecting plate on one side of the hoop;
S4、安装省力丝杠，将省力丝杠的两端分别与第一连接板和第二连接板通过螺栓连接；S4. Install the labor-saving lead screw, and connect the two ends of the labor-saving lead screw to the first connection plate and the second connection plate respectively by bolts;
S5、收紧省力丝杠，将绝缘子的垂直负荷转移到该装置上，使得待更换区域的绝缘子不受力；S5. Tighten the labor-saving lead screw to transfer the vertical load of the insulator to the device, so that the insulator in the area to be replaced is not stressed;
S6、摘取待更换绝缘子的弹簧销，更换绝缘子；S6, extract the spring pin of the insulator to be replaced, and replace the insulator;
S7、绝缘子更换完毕后，伸长省力丝杠，将垂直负荷转移到绝缘子上，使得该装置不受力，然后依次拆除本装置，完成对绝缘子的更换。S7. After the insulator is replaced, extend the labor-saving lead screw to transfer the vertical load to the insulator so that the device is not stressed, and then dismantle the device in turn to complete the replacement of the insulator.
以上所述是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明所述原理的前提下，还可以作出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。The above description is a preferred embodiment of the present invention, it should be pointed out that for those of ordinary skill in the art, without departing from the principle of the present invention, some improvements and modifications can also be made, and these improvements and modifications can also be made. It should be regarded as the protection scope of the present invention.
Claims (4)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858278.0A CN108847617A (en) | 2018-07-31 | 2018-07-31 | The device and method of UHV transmission line live-line replacing strain wire jumper insulator chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810858278.0A CN108847617A (en) | 2018-07-31 | 2018-07-31 | The device and method of UHV transmission line live-line replacing strain wire jumper insulator chain |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108847617A true CN108847617A (en) | 2018-11-20 |
Family
ID=64195215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810858278.0A Pending CN108847617A (en) | 2018-07-31 | 2018-07-31 | The device and method of UHV transmission line live-line replacing strain wire jumper insulator chain |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108847617A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113922277A (en) * | 2021-11-12 | 2022-01-11 | 国网青海省电力公司检修公司 | Line lifting device for aluminum tube type jumper main tube of ultra-high voltage transmission line and ultra-high voltage transmission line |
| CN115912177A (en) * | 2022-11-30 | 2023-04-04 | 中国南方电网有限责任公司超高压输电公司昆明局 | An insulator replacement device, system and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU515199A1 (en) * | 1973-03-30 | 1976-05-25 | Device for reinforcing insulation on high-voltage overhead power lines under voltage | |
| CN102946066A (en) * | 2012-09-08 | 2013-02-27 | 房国军 | Multifunctional quick extending and retracting bottle replacing device |
| CN205377163U (en) * | 2015-12-18 | 2016-07-06 | 中国南方电网有限责任公司超高压输电公司南宁局 | General type 500kV overhead earth wire carries ply -yarn drill utensil |
| CN107327204A (en) * | 2017-08-14 | 2017-11-07 | 国家电网公司 | Portable laborsaving leading screw electric pole erection device |
-
2018
- 2018-07-31 CN CN201810858278.0A patent/CN108847617A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU515199A1 (en) * | 1973-03-30 | 1976-05-25 | Device for reinforcing insulation on high-voltage overhead power lines under voltage | |
| CN102946066A (en) * | 2012-09-08 | 2013-02-27 | 房国军 | Multifunctional quick extending and retracting bottle replacing device |
| CN205377163U (en) * | 2015-12-18 | 2016-07-06 | 中国南方电网有限责任公司超高压输电公司南宁局 | General type 500kV overhead earth wire carries ply -yarn drill utensil |
| CN107327204A (en) * | 2017-08-14 | 2017-11-07 | 国家电网公司 | Portable laborsaving leading screw electric pole erection device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113922277A (en) * | 2021-11-12 | 2022-01-11 | 国网青海省电力公司检修公司 | Line lifting device for aluminum tube type jumper main tube of ultra-high voltage transmission line and ultra-high voltage transmission line |
| CN115912177A (en) * | 2022-11-30 | 2023-04-04 | 中国南方电网有限责任公司超高压输电公司昆明局 | An insulator replacement device, system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2012088987A1 (en) | Maintenance tool for insulator of direct current transmission line | |
| CN105914646B (en) | Charged for replacement 35kV strain insulator string operational methods | |
| CN206471747U (en) | It is a kind of can charged for replacement insulator arrangement | |
| CN105932599A (en) | Tool set capable of replacing insulator chain of ultra-high-voltage transmission line under electrified state and use method for tool set | |
| WO2012088986A1 (en) | Maintenance tool used for direct current transmission line | |
| CN205791227U (en) | Charged for replacement UHV transmission line insulator chain tool set | |
| CN108847617A (en) | The device and method of UHV transmission line live-line replacing strain wire jumper insulator chain | |
| CN101546894A (en) | Method for replacing 220KV steel pipe tower composite insulator electrifiedly | |
| CN102661057A (en) | Power angle tower pull leg main material changing method and special main material clamp | |
| CN206250670U (en) | It is a kind of to be easy to operation and safe replacing device for insulator | |
| CN102623927B (en) | Charged for replacement 220kV circuit multiloop double bundle conductor insulator tool and method | |
| CN204382187U (en) | A kind of contact net inclined cantilever insulator replacement tool | |
| CN202602171U (en) | A tool for power-on replacing multi-loop double split conductor insulator of 220kV line | |
| CN202197048U (en) | Double angle steel hanging point lifting and connecting tool for tower use | |
| CN204793844U (en) | Change promotion instrument of single wire insulator of 110kV with electricity | |
| CN103618250A (en) | Operating method for electrified replacement of double-V double-L insulator chains of extra-high voltage circuit | |
| CN106992474A (en) | 10kV ends dismount aid | |
| CN107069533A (en) | A kind of super UHV Overhead Transmission Line tangent tower ground wire lifting tool | |
| CN202594699U (en) | Power transmission line lifting device for steel pipe tower | |
| CN206685815U (en) | 10kV ends dismount aid | |
| CN105790158B (en) | Charged for replacement 35kV strain insulator string specific purpose tools | |
| CN108711778A (en) | Six strain insulator of 550kN grades replaces tool and method | |
| CN105977860B (en) | A kind of replacement overhead transmission line composite cross-arm insulator device and method | |
| CN204144800U (en) | The special cross-arm card of a kind of ZML type tower | |
| CN203352055U (en) | Electric pole grounding downlead lifting apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181120 |
|
| RJ01 | Rejection of invention patent application after publication |